I’m not sure if it _________tomorrow。If it __________ ,we won’t climb the South Hill.

You _______ write the poem down. Our teacher will give us a copy.

Tom was thinking about how to explain to the teacher why he was late for class, when a good idea _______him.

Are you ready ______the exam?[ ]

Why are there a lot of dead fish in the river?－Because they were ______ by the polluted water.